SciPy

scipy.stats.rv_discrete.ppf

rv_discrete.ppf(q, *args, **kwds)[source]

Percent point function (inverse of cdf) at q of the given RV.

Parameters:
q : array_like

Lower tail probability.

arg1, arg2, arg3,… : array_like

The shape parameter(s) for the distribution (see docstring of the instance object for more information).

loc : array_like, optional

Location parameter (default=0).

Returns:
k : array_like

Quantile corresponding to the lower tail probability, q.

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